[INFO] crate cargo-docset 0.1.2 is already in cache
[INFO] checking cargo-docset-0.1.2 against master#c9edc02e8320a9e5799d185910ece7d491f524e6 for pr-64398
[INFO] extracting crate cargo-docset 0.1.2 into work/builds/worker-6/source
[INFO] validating manifest of crates.io crate cargo-docset 0.1.2 on toolchain c9edc02e8320a9e5799d185910ece7d491f524e6-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate cargo-docset 0.1.2
[INFO] finished tweaking crates.io crate cargo-docset 0.1.2
[INFO] tweaked toml for crates.io crate cargo-docset 0.1.2 written to work/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate cargo-docset 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] ddb80d9119ceff8e9a99d7436594895950f0b87c60b5b42fab56353ebefe276e
[INFO] running `"docker" "start" "-a" "ddb80d9119ceff8e9a99d7436594895950f0b87c60b5b42fab56353ebefe276e"`
[INFO] [stderr]    Compiling cc v1.0.42
[INFO] [stderr]    Compiling libsqlite3-sys v0.16.0
[INFO] [stderr]     Checking jobserver v0.1.16
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking serde_ignored v0.0.4
[INFO] [stderr]     Checking url_serde v0.2.0
[INFO] [stderr]     Checking toml v0.5.3
[INFO] [stderr]     Checking rusqlite v0.20.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling openssl-sys v0.9.49
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]    Compiling libssh2-sys v0.2.11
[INFO] [stderr]    Compiling libgit2-sys v0.8.2
[INFO] [stderr]    Compiling curl-sys v0.4.21
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]     Checking backtrace v0.3.37
[INFO] [stderr]    Compiling openssl v0.10.24
[INFO] [stderr]    Compiling im-rc v13.0.0
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking snafu v0.5.0
[INFO] [stderr]     Checking rustfix v0.4.6
[INFO] [stderr]     Checking flate2 v1.0.11
[INFO] [stderr]     Checking crypto-hash v0.3.4
[INFO] [stderr]    Compiling curl v0.4.23
[INFO] [stderr]     Checking crates-io v0.26.0
[INFO] [stderr]     Checking git2 v0.9.2
[INFO] [stderr]     Checking git2-curl v0.10.1
[INFO] [stderr]     Checking cargo v0.38.0
[INFO] [stderr]     Checking cargo-docset v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 25s
[INFO] running `"docker" "inspect" "ddb80d9119ceff8e9a99d7436594895950f0b87c60b5b42fab56353ebefe276e"`
[INFO] running `"docker" "rm" "-f" "ddb80d9119ceff8e9a99d7436594895950f0b87c60b5b42fab56353ebefe276e"`
[INFO] [stdout] ddb80d9119ceff8e9a99d7436594895950f0b87c60b5b42fab56353ebefe276e